Now Playing: United CEO releases video message

Now Playing: Airline executives to testify on Capitol Hill

Now Playing: Suspect in 2012 murder of NYC youth soccer coach arrested in Mexico, authorities say

Now Playing: What to know about the deadly drug fentanyl

Now Playing: Dr. Christine Blasey Ford’s friend speaks on Kavanaugh hearing with ABC News

Now Playing: Family desperate to find mom, 11-year-old daughter who vanished in California

Now Playing: Former Pinnacle Airlines CEO and prominent civic leader gunned down in Memphis

Now Playing: Dad of 6-year-old boy says he’s ‘broken’

Now Playing: Former Peoples Temple members, Jim Jones’ sons remember those who died at Jonestown

Now Playing: Jim Jones’ surviving sons on the massacre at Jonestown

Now Playing: Prince’s former chef: ‘I felt like I was watching him kind of fade away’

Now Playing: News headlines today: Sept. 28, 2018

Now Playing: For survivors of sexual assault, Kavanaugh hearings can stir painful memories

Now Playing: Stark Anita Hill parallels in Kavanaugh, Blasey Ford testimonies

Now Playing: What’s next after divisive Ford, Kavanaugh hearing

Now Playing: Nation riveted by Kavanaugh, Ford testimony

Now Playing: Kavanaugh, Ford testify at historic, high-stakes hearing

Now Playing: Trump heard exactly what he wanted to hear from Kavanaugh: Sources

Now Playing: Kavanaugh: ‘I will not be intimidated into withdrawing from this process’

Now Playing: Judge denies motion to dismiss charges against Mohamed Noor